(c) Find and simplify as much as possible:(t1)f. Show work.
7. Consider the points (-1, 7) and (4, -8).a. Find the midpointof the line segment with the given endpoints. Show work. (5 pts)
b. Find the distancebetween the points. Show some work. Give the exact answer (involving a radical), simplify the radicalas much as possible, and also state an approximation to three decimal places. (5 pts.)
8. Given f(x)=(3−x)2.Find the following. Show work. (3 pts each)a. Findf(−2= (3 – (-2))^2)
b. Findf(x+3(3- (x+3))^2)